Finding the Fourth Proportional to 5,152.28, 7,109.50 and 3,056

Step by Step Solution

1. Step 1: Write the proportion equation
   5,152.28 : 7,109.50 = 3,056 : x
2. Step 2: Convert to fraction form
   5,152.28/7,109.50 = 3,056/x
3. Step 3: Cross multiply
   5,152.28x = 7,109.50 × 3,056
4. Step 4: Simplify right side
   5,152.28x = 21,726,632
5. Step 5: Solve for x
   x = 21,726,632/5,152.28
6. Step 6: Final answer
   x = 4,216.90